Home / 42,140,175.84-63,215,326.80-14,840,828.28

Finding the Fourth Proportional to 42,140,175.84, 63,215,326.80 and 14,840,828.28

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Solution

The fourth proportional to 42,140,175.84, 63,215,326.80 and 14,840,828.28 is: 22,263,025.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,140,175.84 : 63,215,326.80 = 14,840,828.28 : x
  2. Step 2: Convert to fraction form
    42,140,175.84/63,215,326.80 = 14,840,828.28/x
  3. Step 3: Cross multiply
    42,140,175.84x = 63,215,326.80 × 14,840,828.28
  4. Step 4: Simplify right side
    42,140,175.84x = 938,167,809,702,881.88
  5. Step 5: Solve for x
    x = 938,167,809,702,881.88/42,140,175.84
  6. Step 6: Final answer
    x = 22,263,025.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.